Examine source code of Document Freedom Day 2015

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#406809"
    }
  },
  "version": "2.0",
  "name": "Document Freedom Day 2015",
  "manifest_version": 2,
  "description": "Celebrate Open Standards with <b>Document Freedom Day</b>!\n\nOn the last Wednesday of March each year communities around the world host events sharing and showcasing standards that can be used by everyone. Open Standards are data standards that are inclusive, independent, and interoperable.\n\nThis theme has been created by Collabora, a company that develops and supports the LibreOffice application suite, to help spread the word about this year's celebrations."
}